race

Changes to a major rival of Bitcoin have reduced energy use by 99 percent. The drop in computer processing for Ethereum has been likened to the amount of electricity used by a "mid-size country." The change has come after the Ethereum blockchain ... switched from proof-of-work to proof-of-stake, a sentence that makes little sense to most normal people. To break it down, a blockchain is a digital list of transactions. The key is that it doesn't exist as a single copy but rather multiple copies across all the computers of all users. In theory at least, this means it can't be edited or falsified ... (view more)